The lack of sleep conciliation, also known as jet lag, is a sleep disorder caused by an imbalance between our biological clock and the local time zone after a long distance trip.
The biological clock is not a mechanism with quick adjustment and its action takes precedence over time zone, displaying signs of daytime drowsiness accompanied by wakefulness at night. The jet lag usually has several manifestations:
- Drowsiness or sleeping problems: Is the most common symptom; the day will be longer or shorter depending on the destination affecting in a different way the biological clock.
- Fatigue: Jet lag has both psychological and physical manifestations due to lack of sleep and can cause physical fatigue, difficulty in concentration, memory problems or confusion.
- Changes in the emotional state: It is common to observe changes of mood in persons who suffer from jet lag. These persons often feel apathy, irritability, depression or nervousness.
- Digestive problems: Persons with jet lag suffers from a simple abdominal discomfort to a most serious problem such as vomiting, diarrhea or nausea. Usually these digestive problems are due to the time when having the meals, because of time change.
- Other symptoms: In persons with jet lag it was observed other kinds of symptoms such as dry nose, sore throat or headaches, but all of them are mostly related to the flight conditions.